A method reducing carbon dioxide to one or more products may include steps (A) to (C). Step (A) may bubble said carbon dioxide into a solution of an electrolyte and a catalyst in a divided electrochemical cell. The divided electrochemical cell may include an anode in a first cell compartment and a c
A method reducing carbon dioxide to one or more products may include steps (A) to (C). Step (A) may bubble said carbon dioxide into a solution of an electrolyte and a catalyst in a divided electrochemical cell. The divided electrochemical cell may include an anode in a first cell compartment and a cathode in a second cell compartment. The cathode may reduce said carbon dioxide into said products. Step (B) may adjust one or more of (a) a cathode material, (b) a surface morphology of said cathode, (c) said electrolyte, (d) a manner in which said carbon dioxide is bubbled, (e), a pH level of said solution, and (f) an electrical potential of said divided electrochemical cell, to vary at least one of (i) which of said products is produced and (ii) a faradaic yield of said products. Step (C) may separate said products from said solution.
대표청구항▼
1. A method for reducing carbon dioxide to one or more products, comprising: (A) bubbling said carbon dioxide into a solution of an electrolyte and a catalyst in a divided electrochemical cell, wherein (i) said divided electrochemical cell comprises an anode in a first cell compartment and a cathode
1. A method for reducing carbon dioxide to one or more products, comprising: (A) bubbling said carbon dioxide into a solution of an electrolyte and a catalyst in a divided electrochemical cell, wherein (i) said divided electrochemical cell comprises an anode in a first cell compartment and a cathode in a second cell compartment, (ii) said cathode reducing said carbon dioxide into carbon monoxide, and (iii) said catalyst is a homogeneous heterocyclic amine catalyst and said cathode is selected from the group consisting of Al, Au, Ag, Bi, C, Cd, Co, Cr, Cu, a Cu alloy, Ga, Hg, In, Mo, Nb, Ni, NiCo2O4, a Ni alloy, a Ni—Fe alloy, Pb, Rh, Sn, a Sn alloy, Ti, V, W, Zn, elgiloy, Nichrome, austenitic steel, duplex steel, ferritic steel, martensitic steel, stainless steel, degenerately doped p-Si, degenerately doped p-Si:As, degenerately doped p-Si:B, degenerately doped n-Si, degenerately doped n-Si:As, degenerately doped n-Si:B, and mixtures thereof;(B) separating said carbon monoxide from said solution. 2. The method according to claim 1, wherein said homogeneous heterocyclic amine catalyst is one or more of adenine, an amine containing sulfur, an amine containing oxygen, an azole, benzimidazole, a bipyridine, furan, an imidazole, an imidazole-related species with at least one five-member ring, an indole, methylimidazole, an oxazole, phenanthroline, pterin, pteridine, a pyridine, a pyridine-related species with at least one six-member ring, pyrrole, quinoline, and a thiazole. 3. The method according to claim 1, wherein said electrolyte is at least one of Na2SO4, KHCO3, KCl, NaNO3, NaCl, NaF, NaClO4, KClO4, K2SiO3, CaCl2, a guanidinium cation, a H cation, an alkali metal cation, an ammonium cation, an alkylammonium cation, a halide ion, an alkyl amine, a borate, a carbonate, a guanidinium derivative, a nitrite, a nitrate, a phosphate, a polyphosphate, a perchlorate, a silicate, a sulfate, and a tetraalkyl ammonium salt. 4. The method according to claim 3, further comprising: introducing to said solution of said electrolyte at least one of a divalent cation including at least one of calcium, magnesium, or zinc. 5. The method according to claim 1, wherein said manner in which said carbon dioxide is bubbled comprises: bubbling said carbon dioxide to contact said cathode. 6. The method according to claim 1, wherein said manner in which said carbon dioxide is bubbled comprises: bubbling said carbon dioxide to avoid contact with said cathode. 7. The method according to claim 1, wherein said solution has a pH between approximately 1 and approximately 8. 8. The method according to claim 1, wherein said stainless steel includes at least one of SS 2205, SS 304, SS 316, and SS 321; and wherein said Sn alloy includes at least one of SnAg, SnPb, SnSb. 9. The method according to claim 1, wherein said cathode is selected from the group consisting of Sn, SnAg, SnPb, SnSb and mixtures thereof. 10. The method according to claim 1, wherein said catalyst includes quinoline. 11. The method according to claim 10, wherein the catalyst has a concentration of 10 to 100 mM. 12. The method according to claim 1, wherein the electrolyte includes KCl. 13. The method according to claim 12, wherein the electrolyte has a concentration of 0.25 to 1M. 14. The method according to claim 1, wherein the cathode has a potential of −1 to −1.4 volts vs SCE. 15. The method according to claim 1, wherein the solution has a pH of 5 to 7.
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Ang Peter G. P. (Naperville IL) Sammells Anthony F. (Naperville IL) Morduchowitz Abraham (Monsey NY), Means and method for reducing carbn dioxide to provide an oxalate product.
Morduchowitz Abraham (Monsey NY) Ang Peter G. P. (Naperville IL 4), Means and method for the electrochemical reduction of carbon dioxide to provide a product.
Olah,George A.; Aniszfeld,Robert, Method for producing methanol, dimethyl ether, derived synthetic hydrocarbons and their products from carbon dioxide and water (moisture) of the air as sole source material.
Schmidt Manfred (Gelnhausen DEX) Prescher Guenter (Hanau DEX) Buchler Johann (Darmstadt DEX) Kleemann Axel (Muehlheim DEX), Method for the catalytic epoxidation of olefins with hydrogen peroxide.
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Halmann Martin M. (Rehovot ILX) Ulman Mira (Rehovot ILX) Aurian-Blajeni Benedict (Rishon Lezion ILX), Photosynthetic solar energy collector and process for its use.
Goodridge Francis (Newcastle-upon-Tyne GB2) Montgomery Anthony J. (Brentwood GB2) Wright Alan R. (Walsend GB2), Preparation of hydroxy compounds by electrochemical reduction.
Williams Richard (Princeton NJ) Bloom Allen (East Windsor NJ), Process for storing solar energy in the form of an electrochemically generated compound.
Mazanec Terry J. (Solon OH) Cable Thomas L. (Newbury OH) Frye ; Jr. John G. (Solon OH), Process for the electrocatalytic conversion of light hydrocarbons to synthesis gas.
Garnier Laurence (Paris FRX) Rollin Yolande (Boissy Saint Leger FRX) Perichon Jacques (Savigny Sur Orge FRX), Process for the electrochemical synthesis of alpha-saturated ketones.
Moingeon Marie-Odile (Villabe FRX) Chaussard Jacques (Paris FRX) Troupel Michel (Maincy FRX) Saboureau Christophe (Brie Comte Robert FRX), Process for the electrochemical synthesis of carboxylic acids.
Anderson Jeffrey J. (Sproatley GB2) Drury David J. (Strawberry Hill GB2) Hamlin John E. (Hull GB2) Kent Alexander G. (Beverley GB2), Process for the preparation of formic acid.
Shiroto, Yoshimi; Kawazuishi, Kenichi; Tauchi, Masato; Shimura, Mitsunori, Process of producing liquid hydrocarbon oil or dimethyl ether from lower hydrocarbon gas containing carbon dioxide.
O\Leary Kevin J. (Cleveland Heights OH) Hora Charles J. (Willoughby Hills OH) DeRespiris Donald L. (Mentor OH), Production of alkali metal carbonates in a cell having a carboxyl membrane.
Harrison George E. (Billericay GB2) Scarlett John (Kirk Merrington GB2) Wood Michael A. (Nunthorpe GB2) McKinley Donald H. (Radlett GB2), Production of carboxylic acid ester by esterification and apparatus thereof.
Wrighton Mark S. (Winchester MA) Bookbinder Dana C. (East Greenwich RI) Bruce James A. (Somerville MA) Dominey Raymond N. (Pensacola FL) Lewis Nathan S. (Palo Alto CA), Redox mediation and hydrogen-generation with bipyridinium reagents.
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